Automatically enable Picture-in-Picture mode for the video you are watching. Supports ignoring ads and unlocking blocked videos.
// ==UserScript==
// @name Universal Picture-in-Picture
// @name:zh-CN 通用画中画
// @namespace http://tampermonkey.net/
// @version 1.0
// @description Automatically enable Picture-in-Picture mode for the video you are watching. Supports ignoring ads and unlocking blocked videos.
// @description:zh-CN 自动将你正在观看的视频切换到画中画模式。智能识别正片，忽略广告，并解除网站的画中画限制。
// @author You
// @match *://*/*
// @grant GM_registerMenuCommand
// @grant GM_showNotification
// @license MIT
// ==/UserScript==
(function() {
'use strict';
// 核心逻辑：查找并切换画中画
async function togglePictureInPicture() {
// 1. 查找所有视频（包括 Shadow DOM）
function findVideos(root) {
let videos = Array.from(root.querySelectorAll('video'));
const allElements = root.querySelectorAll('*');
for (let el of allElements) {
if (el.shadowRoot) {
videos = videos.concat(findVideos(el.shadowRoot));
}
}
return videos;
}
const videos = findVideos(document);
if (videos.length === 0) {
showToast('未找到视频元素');
return;
}
// 2. 视频评分系统
function calculateScore(video) {
let score = 0;
const rect = video.getBoundingClientRect();
const area = rect.width * rect.height;
const duration = video.duration;
// 过滤不可见或微小的视频
if (rect.width < 100 || rect.height < 100 || getComputedStyle(video).display === 'none') return -1;
// 时长权重
if (duration === Infinity || duration > 60) {
score += 10000000; // 长视频或直播
} else if (duration > 0 && duration <= 60) {
score += 1000; // 短视频/可能广告
} else {
score += 5000; // 未知时长
}
// 面积权重 (归一化，最大加分 999999)
score += Math.min(area, 999999);
// 播放状态权重
if (!video.paused) {
score += 500000;
}
return score;
}
// 筛选并排序
const candidates = videos.map(v => ({
video: v,
score: calculateScore(v)
})).filter(item => item.score > 0);
if (candidates.length === 0) {
showToast('未找到有效视频');
return;
}
candidates.sort((a, b) => b.score - a.score);
const targetVideo = candidates[0].video;
// 3. 执行切换
if (targetVideo) {
try {
// 解锁限制
if (targetVideo.hasAttribute('disablePictureInPicture')) {
targetVideo.removeAttribute('disablePictureInPicture');
}
targetVideo.disablePictureInPicture = false;
if (document.pictureInPictureElement) {
await document.exitPictureInPicture();
// showToast('已退出画中画'); // 退出通常不需要提示
} else {
await targetVideo.requestPictureInPicture();
// showToast('已进入画中画'); // 浏览器通常会有原生提示
}
} catch (error) {
console.error('PiP Error:', error);
showToast('无法开启画中画: ' + error.message);
}
}
}
// 简单的提示框 UI
function showToast(message) {
// 如果 GM_showNotification 可用则使用（部分管理器支持）
// if (typeof GM_showNotification === 'function') {
// GM_showNotification({text: message, timeout: 3000});
// return;
// }
// 自定义 DOM 提示
let toast = document.getElementById('pip-toast-msg');
if (!toast) {
toast = document.createElement('div');
toast.id = 'pip-toast-msg';
Object.assign(toast.style, {
position: 'fixed',
top: '20px',
right: '20px',
zIndex: '999999',
backgroundColor: 'rgba(0, 0, 0, 0.8)',
color: 'white',
padding: '10px 20px',
borderRadius: '5px',
fontSize: '14px',
fontFamily: 'sans-serif',
transition: 'opacity 0.5s',
pointerEvents: 'none'
});
document.body.appendChild(toast);
}
toast.textContent = message;
toast.style.opacity = '1';
clearTimeout(toast.timeout);
toast.timeout = setTimeout(() => {
toast.style.opacity = '0';
}, 3000);
}
// 注册菜单命令 (在插件菜单中显示)
GM_registerMenuCommand("切换画中画 (Alt+P)", togglePictureInPicture);
// 注册快捷键监听 (Alt + P)
document.addEventListener('keydown', (e) => {
if (e.altKey && (e.key === 'p' || e.key === 'P')) {
e.preventDefault(); // 防止与网页原有快捷键冲突
togglePictureInPicture();
}
});
console.log('Universal PiP script loaded. Press Alt+P to toggle.');
})();